Ganglia is a scalable distributed monitoring system for high-performance computing systems such as clusters and Grids. It is based on a hierarchical design targeted at federations of clusters. Supports clusters up to 2000 nodes in size.

libircclient is a small but powerful library, which implements client-server IRC protocol. It has all features needed to create your own IRC client or bot, including multi-threading support, sync and async interfaces, CTCP/DCC support, colors, SSL connections and so on.

libivykis is a thin wrapper over various OS'es implementation of I/O readiness notification facilities (such as poll(2), kqueue(2)) and is mainly intended for writing portable high-performance network servers.

cmdftp is a command line FTP client for Unix systems that features shell-like functions, passive mode, local and remote transparent modes, broken connection resumption, multiple and recursive file transfers, auto-login, and large file support.

This is a monitor that takes vmstat output and pairs it with the top CPU consumers displaying some useful stats for each PID. The purpose of this script is performance monitoring and troubleshooting bottlenecks all in one screen.

This PHP/mySQL Bulletin Board system is sleek in design, fast, and comes with a wysiwyg editor. Version 2.0 has SpamGuard and other enhancements. Also released are separate versions of Pearl For Mambo, and Pearl For Biz for business integration.